cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A259583 Sum of numbers in the n-th antidiagonal of the reciprocity array of 3.

Table of values

n a(n)
1 3
2 6
3 13
4 19
5 34
6 55
7 84
8 120
9 174
10 231
11 310
12 399
13 510
14 634
15 786
16 948
17 1144
18 1359
19 1602
20 1863
21 2176
22 2496
23 2860
24 3256
25 3680
26 4147
27 4662
28 5189
29 5782
30 6412
31 7080
32 7792
33 8574
34 9369
35 10228
36 11151
37 12114
38 13132
39 14230
40 15344
41 16540
42 17805
43 19110
44 20481
45 21948

List of values

[3, 6, 13, 19, 34, 55, 84, 120, 174, 231, 310, 399, 510, 634, 786, 948, 1144, 1359, 1602, 1863, 2176, 2496, 2860, 3256, 3680, 4147, 4662, 5189, 5782, 6412, 7080, 7792, 8574, 9369, 10228, 11151, 12114, 13132, 14230, 15344, 16540, 17805, 19110, 20481, 21948]